The rational way to name rivers

I just read this in the Wikipe­dia ar­ti­cle on the Mat­taponi River and it re­ally tick­led me. If only all lan­guage were so ra­tio­nal!

  • The Mat River and the Ta River join in Spot­syl­va­nia County to form the Matta River;

  • The Po River and the Ni River join in Caroline County to form the Poni River;

  • The Matta River and the Poni River join in Caroline County to form the Mat­taponi River.